Algebra 1: Common Core (15th Edition)

by Charles, Randall I.

Published by Prentice Hall

ISBN 10: 0133281140

ISBN 13: 978-0-13328-114-9

Chapter 1 - Foundations for Algebra - 1-7 The Distributive Property - Practice and Problem-Solving Exercises - Page 51: 74

Answer

36 gallons

Work Step by Step

Regular shower head (7 gallons per minute) Used for 8 minutes: $8\times7=56$ Water saving shower head (2.5 gallons per minute) Used for 8 minutes: $8\times2.5=20$ Amount of water saved: $56-20=36$

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